70D - EXCAVATOR VEHICLE HYDRAULICS 2160 Parts group VEHICLE HYDRAULICS 2160 VEHICLE HYDRAULICS 2160 . MAIN HYDRAULIC PUMP [01I08] HYDRAULIC OIL RESERVOIR [01I10] SUCTION, RETURN AND OIL COOLER PLUMBING [01I12] OIL COOLER PLUMBING [01I14] SUCTION, RETURN AND OIL COOLER PLUMBING [01I16] PILOT PLUMBING [01I18] PILOT PLUMBING [01I20] HYDRAULIC FILTER RESTRICTION INDICATOR [01I22] DIFFERENTIAL SWITCH [01I24]